A079117 a(n) = floor(1/(n-1) * Sum_{k=1..n-1} a(k)^(n/k)), given a(0)=1, a(1)=2, a(2)=5.

1, 2, 5, 9, 19, 41, 87, 185, 392, 831, 1762, 3735, 7923, 16810, 35678, 75750, 160878, 341780, 726323, 1543984, 3283096, 6983143, 14857421, 31619882, 67313293, 143339183, 305318041, 650524459, 1386432629, 2955686825, 6302941044

Offset

0,2

Links

Table of n, a(n) for n=0..30.

Example

a(4)=19 since 19 = floor[(1/3){2^(4/1) + 5^(4/2) + 19^(4/3)}].

Crossrefs

Cf. A079116 - A079121.

Sequence in context: A062092 A320172 A350243 * A360881 A030137 A243080

Adjacent sequences: A079114 A079115 A079116 * A079118 A079119 A079120

Keyword

nonn

Author

Paul D. Hanna, Dec 27 2002

Extensions

Definition corrected by Georg Fischer, Jun 06 2024

Status

approved